Informatyka.

Learning jQuery / Jonathan Chaffer, Karl Swedberg. - Birmingham, cop. 2007.

BSZ online

Gra pozorów [Gra] / Jonathan Chaffer. - Warszawa, cop. 2018.

BoardGameGeek, 11.03.2022 https://boardgamegeek.com/boardgamedesigner/61878/jonathan-chaffer

Amazon, 11.03.2022 https://www.amazon.ca/kindle-dbs/entity/author/B002C7FNC4?ref_=dbs_p_pbk_r00_abau_000000